Device cover



FIG. 1 is a front perspective view of a device cover;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a first open-state perspective view showing interior surfaces of the device cover; and,

FIG. 9 is a second open-state perspective view showing exterior surfaces of the device cover. 

CLAIM The ornamental design for a device cover, as shown and described. 